UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for U6629... Searching the city database file for: U6629 ... Date:0000Z 17 OCT 25 Station: U6629 WMO ident: 26629 Latitude: 54.88 Longitude: 23.88 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1004 75 9.4 8.6 95 0.8 9.0 260 3 282.2 283.4 282.0 301.4 6.99 1 1000 108 9.2 9.0 99 0.2 9.1 255 7 282.4 283.6 282.3 302.2 7.21 2 925 751 5.6 5.4 99 0.2 5.5 285 15 285.0 286.1 282.2 302.0 6.08 3 896 1011 3.8 3.8 100 0.0 3.8 296 15 285.8 286.8 282.0 301.6 5.61 4 850 1438 1.4 -0.0 90 1.4 0.8 315 15 287.6 288.4 281.5 300.5 4.50 5 756 2371 -4.5 -4.6 99 0.1 -4.6 300 20 291.0 291.7 282.0 301.5 3.59 6 750 2434 -2.9 -7.9 68 5.0 -4.8 299 20 293.4 293.9 282.1 301.8 2.81 7 723 2724 -3.9 -15.9 39 12.0 -7.6 294 22 295.4 295.7 281.4 300.2 1.53 8 700 2979 -5.3 -17.3 38 12.0 -8.8 290 23 296.6 296.9 281.8 301.0 1.40 9 656 3487 -7.7 -24.7 24 17.0 -11.8 288 26 299.5 299.6 282.2 302.0 0.79 10 628 3825 -9.1 -25.1 26 16.0 -12.9 287 27 301.6 301.8 283.1 304.2 0.79 11 561 4688 -15.5 -26.5 38 11.0 -17.8 283 32 304.0 304.1 284.0 306.6 0.78 12 527 5159 -17.5 -36.5 17 19.0 -20.4 282 34 307.0 307.1 284.6 308.2 0.32 13 526 5173 -17.7 -33.7 23 16.0 -20.3 282 34 307.0 307.1 284.7 308.4 0.42 14 500 5550 -21.3 -28.3 53 7.0 -22.6 280 36 307.1 307.2 285.1 309.6 0.74 15 478 5879 -24.3 -29.3 63 5.0 -25.1 281 36 307.3 307.5 285.2 309.7 0.71 16 461 6142 -25.9 -43.9 17 18.0 -27.7 282 37 308.5 308.6 285.0 309.2 0.17 17 412 6943 -32.5 -36.9 65 4.4 -33.0 284 38 310.1 310.2 285.8 311.5 0.39 18 404 7080 -33.7 -40.7 49 7.0 -34.3 285 38 310.3 310.4 285.8 311.3 0.27 19 400 7150 -34.1 -40.1 55 6.0 -34.7 285 38 310.7 310.7 285.9 311.7 0.29 20 378 7543 -37.1 -41.0 67 3.9 -37.4 283 40 311.8 311.8 286.3 312.8 0.28 21 365 7783 -39.3 -44.3 59 5.0 -39.6 282 41 312.0 312.0 286.3 312.7 0.20 22 347 8127 -41.3 -56.3 18 15.0 -41.9 280 43 313.8 313.8 286.8 314.0 0.05 23 343 8206 -41.5 -50.5 37 9.0 -41.9 280 43 314.6 314.6 287.1 315.0 0.11 24 323 8610 -44.5 -52.5 41 8.0 -44.8 278 45 315.9 315.9 287.5 316.2 0.09 25 300 9100 -47.7 -56.7 35 9.0 -48.0 275 48 318.1 318.1 288.2 318.4 0.06 26 293 9256 -48.9 -57.9 34 9.0 -49.1 274 47 318.6 318.6 288.3 318.8 0.05 27 250 10290 -54.9 -62.9 36 8.0 -55.1 265 44 324.4 324.5 290.2 324.6 0.03 28 247 10367 -55.3 -63.3 36 8.0 -55.4 325.0 325.0 290.3 325.1 0.03 29 232 10767 -55.7 -68.7 18 13.0 -55.9 330.2 330.2 291.8 330.3 0.02 30 208 11462 -55.5 -75.5 7 20.0 -55.8 341.0 341.0 294.6 341.1 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5442.00 m Freezing level: 827.69 mb = 1659.50 m = 5444.48 ft Wetbulb zero: 836.22 mb = 1568.16 m = 5144.81 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 59.86 % Est. max temperature: 14.63 C = 58.33 F Sfc-Lift cond lev (LCL): 991.96 mb = 174.58 m = 572.76 ft T: 8.83 C 700-500 lapse rate: 6.22 C/km ThetaE index: 1.71 C Layer 925.0- 756.0 mb Conv cond level (CCL): 947.27 mb = 554.82 m = 1820.27 ft Mean mixing ratio: 6.50 g/kg Conv temperature: 11.39 C = 52.51 F Cap Strength: 6.86 C Lifted Index: 6.25 C Risk: None Lifted Index @300 mb: 11.52 C Lifted Index @700 mb: 2.97 C Showalter Index: 7.33 C Risk: None Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 21.30 C K Index: 10.70 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 1.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.48 J/kg Max Up Vert Vel: 6.70 m/s Conv Inhibition (B-): 0.79 J/kg Cap Strength: 6.67 C Lift Cond Lev (LCL): 950.48 mb = 526.85 m = 1728.48 ft Lev Free Conv (LFC): 915.48 mb = 835.42 m = 2740.84 ft Equ Level (EL): 755.48 mb = 2376.84 m = 7797.95 ft B at Equ Level: 19.81 J/kg Max Parcel Lev (MPL): 725.48 mb = 2697.29 m = 8849.28 ft Wind level data Storm motion: 317 at 18 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1004 75 260 3 3.0 0.5 | 146 16 -9.2 13.7 1 1000 108 255 7 6.8 1.8 | 160 16 -5.4 14.9 2 925 751 285 15 14.5 -3.9 | 194 10 2.4 9.3 3 850 1438 315 15 10.6 -10.6 | 149 3 -1.5 2.5 4 700 2979 290 23 21.6 -7.9 | 241 11 9.5 5.3 5 500 5550 280 36 35.5 -6.3 | 254 24 23.3 6.9 6 400 7150 285 38 36.7 -9.8 | 262 25 24.6 3.3 7 300 9100 275 48 47.8 -4.2 | 256 37 35.7 9.0 8 250 10290 265 44 43.8 3.8 | 242 36 31.7 17.0 Wind Parameters Mean winds (0-6000m): 287.3 at 23.8 knts Storm direction: 317.3 at 17.9 knts Shear (0-3000m) pos: 2.4 neg: 1.9 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 96.2 deg Storm rel helicity (0-3000m) pos: 47.7 neg: -3.7 tot: 44.0 m^2/s^2 ave: 14.7 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.75 Bulk Shear: 30.02 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 269 10 169 14| 10.3 0.0 10.3| 36.5 0.0 36.5 73.1 0.87| 11.2 9.7 1000 282 12 178 11| 6.6 0.0 6.6| 42.3 -1.1 41.2 41.2 0.63| 9.0 5.6 1500 292 13 180 8| 4.8 0.0 4.8| 42.8 -3.7 39.1 26.0 0.41| 7.6 3.1 2000 297 14 183 7| 3.6 0.9 4.5| 45.0 -3.7 41.3 20.6 0.47| 6.6 3.1 2500 298 15 192 6| 2.9 1.5 4.4| 46.7 -3.7 43.0 17.2 0.45| 6.1 2.7 3000 296 16 204 7| 2.4 1.9 4.3| 47.7 -3.7 44.0 14.7 0.41| 5.7 2.3 4000 293 19 221 8| 1.8 2.1 3.9| 54.6 -3.7 50.9 12.7 0.40| 5.0 2.0 5000 290 21 233 10| 1.5 2.2 3.7| 58.8 -3.7 55.0 11.0 0.37| 4.5 1.7 6000 287 24 240 12| 1.3 2.1 3.4| 67.3 -3.7 63.6 10.6 0.37| 4.1 1.5 Wrote GIF file: /home/apache/climate/data/raob//U6629/skewt/U6629.skewt.20251017.00.gif